<template>
  <Dialog v-model="dialogVisible" :title="dialogTitle">
    <el-form ref="formRef" v-loading="formLoading" :model="formData" :rules="formRules" label-width="100px">
      <el-form-item label="名称:" prop="name" :error="errorMessage">
        <el-input v-model="formData.name" placeholder="请输入名称" @input="handleInput" />
      </el-form-item>
      <!-- <el-form-item label="描述:" prop="description" v-if="formType == 'create'">
        <el-input v-model="formData.description" placeholder="请输入描述" />
      </el-form-item> -->
      <el-form-item label="父级目录:" prop="parentId" v-if="formType == 'create'">
        <el-tree-select v-model="formData.parentId" :data="parentDicList" check-strictly :render-after-expand="false"
          :props="defaultProps" @change="handleInput" />
      </el-form-item>
    </el-form>
    <template #footer>
      <el-button :disabled="formLoading" type="primary" @click="submitForm">确 定</el-button>
      <el-button @click="dialogVisible = false">取 消</el-button>
    </template>
  </Dialog>
</template>
<script lang="ts" setup>
import * as SceneApi from '@/api/scene'
defineOptions({ name: 'AddDicrectory' })
import { useAppStore } from '@/store/modules/app'
import { debounce } from 'lodash-es'
import { hasDuplicateName } from '@/utils/tree'
import { useDebugStore } from '@/store/modules/debug'
const debugStore = useDebugStore()
const appStore = useAppStore()
const projectId = computed(() => appStore.getSelectProject)
const { t } = useI18n() // 国际化
const message = useMessage() // 消息弹窗
const dialogVisible = ref(false) // 弹窗的是否展示
const dialogTitle = ref('') // 弹窗的标题
const formLoading = ref(false) // 表单的加载中:1）修改时的数据加载；2）提交的按钮禁用
const formType = ref('') // 表单的类型:create - 新增；update - 修改
const formData = ref({} as any)
const formRules = reactive({
  name: [{ required: true, message: '名称不能为空', trigger: 'blur' }],
  parentId: [{ required: true, message: '父级目录不能为空', trigger: 'blur' }]
})
const parentDicList = ref([] as any)
const formRef = ref() // 表单 Ref
const defaultProps = {
  children: 'children',
  value: 'id',
  label: 'name'
}
const treeData = computed(() => debugStore.getTreeData)
const errorMessage = ref('')
/** 打开弹窗 */
const open = async (type: string, row?: any, title?: string) => {
  dialogVisible.value = true
  dialogTitle.value = title || t('action.' + type)
  formType.value = type
  resetForm()
  await getParentDicList()
  if (row.id && type == 'create') {
    formData.value.parentId = row.id
  } else if (type == 'update') {
    formData.value.name = row.name
    formData.value.id = row.id
    formData.value.parentId = row.parentId
  }
}

/** 重置表单 */
const resetForm = () => {
  formData.value = {
    id: '',
    name: '',
    parentId: '',
    projectId: projectId.value
  }
  formRef.value?.resetFields()
  parentDicList.value = []
}
defineExpose({ open }) // 提供 open 方法，用于打开弹窗

/** 获取父级目录列表 */
const getParentDicList = async () => {
  const res = await SceneApi.getDicList({ projectId: projectId.value })
  parentDicList.value = res
}
/** 判断名称是否重复 */
const handleInput = debounce(() => {
  errorMessage.value = ''
  if (formData.value.parentId) {
    const isHasName = hasDuplicateName(treeData.value, formData.value.parentId, formData.value.name)
    if (isHasName) {
      errorMessage.value = '名称不能重复！'
    }
  }
}, 500)
const emit = defineEmits(['success'])
/** 提交表单 */
const submitForm = async () => {
  // 校验表单
  if (!formRef) return
  const valid = await formRef.value.validate()
  if (!valid) return
  if (!!errorMessage.value) {
    message.warning('名称不能重复！')
    return
  }
  // 提交请求
  formLoading.value = true
  try {
    const data = formData.value
    if (formType.value === 'create') {
      await SceneApi.createSceneDic(data)
      message.success(t('common.createSuccess'))
    } else if (formType.value === 'update') {
      await SceneApi.updateSceneDic(data)
      message.success(t('common.updateSuccess'))
    }
    dialogVisible.value = false
    // 发送操作成功的事件
    emit('success')
  } finally {
    formLoading.value = false
  }
}
</script>
